News tagged with emissions

Shocks in the Cygnus Loop supernovae remnant

(Phys.org) —Supernova remnants (SNRs) play a vital role in the lifecycle of dust in the interstellar medium. As shockwaves from supernovae sweep up interstellar material, they heat the gas and dust, and ...

Jun 27, 2014
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An overview of President Obama's climate proposal

The evidence of climate change is all around us – in the melting icecaps, rising global temperature, and the warming oceans. The International Energy Agency cautions that we need to reduce our consumption ...

Jun 26, 2014
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Mysterious X-ray signal intrigues astronomers

(Phys.org) —A mysterious X-ray signal has been found in a detailed study of galaxy clusters using NASA's Chandra X-ray Observatory and ESA's XMM-Newton. One intriguing possibility is that the X-rays are ...

Jun 24, 2014
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US justices rap agency, but uphold warming rules

The U.S. Supreme Court largely left intact Monday the Obama administration's only existing program to limit power plant and factory emissions of the gases blamed for global warming. But a divided court also ...

Jun 23, 2014
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